Tenergy LiPO 7.4V 1200mAh 20C Short Stick Battery Pack for Airsoft Guns with Mini Tamiya Designed as a light weight, high output power source. Can deliver more power than 7.2v Ni-MH large type battery with only half of the size and a third of the battery cells. High capacity: 1200mah Commonly used for AK Airsoft Guns, RC cars, and many other applications Dimension: 140mm x 20mm x 11mm; Mini Tamiya connector